A:45°
B:60°
C:90°
D:120°
小葛是班级的植物角管理员,这周五他把花忘在窗台,忘记搬回教室。大雨把花都吹到楼下。周一返校时,小葛发现了这件事,他首先应该怎么做( )
Tim told us that his company ______ robots to do some of the work.
—________,because she fell off her bike and hurt her legs